/* ==========================================
   🌸 みやび 認証モーダル（サインアップ／ログイン）
   ========================================== */

.miyabi-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.miyabi-modal[hidden] {
    display: none;
}

.miyabi-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(45, 26, 78, 0.65);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    cursor: pointer;
}

.miyabi-modal-box {
    position: relative;
    width: 100%;
    max-width: 420px;
    background: white;
    border-radius: var(--radius-xl);
    padding: 32px 28px 28px;
    box-shadow: 0 24px 60px rgba(45, 26, 78, 0.35);
    animation: miyabi-modal-pop 0.25s ease-out;
    z-index: 1;
}

@keyframes miyabi-modal-pop {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.miyabi-modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    color: var(--text-tertiary);
    cursor: pointer;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s ease, color 0.15s ease;
    padding: 0;
}

.miyabi-modal-close:hover {
    background: var(--bg-light);
    color: var(--color-main);
}

.miyabi-modal-close:focus-visible {
    outline: 2px solid var(--color-purple);
    outline-offset: 2px;
}

/* ============ ヘッダー ============ */
.miyabi-modal-header {
    text-align: center;
    margin-bottom: 24px;
}

.miyabi-modal-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #fffdf5 0%, #f0e9f7 100%);
    margin-bottom: 12px;
}

.miyabi-modal-icon .miyabi-icon {
    width: 32px;
    height: 32px;
}

.miyabi-modal-header h2 {
    font-family: var(--font-serif);
    font-size: 22px;
    color: var(--color-main);
    margin: 0 0 6px;
    padding: 0;
    border: none;
}

.miyabi-modal-header p {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.6;
}

/* ============ フォーム ============ */
.miyabi-modal-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.miyabi-modal-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.miyabi-modal-field label {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
}

.miyabi-modal-field input[type="email"],
.miyabi-modal-field input[type="password"],
.miyabi-modal-field input[type="text"] {
    width: 100%;
    padding: 12px 14px;
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    background: var(--color-base);
    font-size: 16px; /* iOS自動ズーム抑制 */
    font-family: inherit;
    color: var(--text-primary);
    transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
    box-sizing: border-box;
}

.miyabi-modal-field input:focus {
    outline: none;
    border-color: var(--color-purple);
    background: white;
    box-shadow: 0 0 0 3px rgba(123, 79, 158, 0.15);
}

.miyabi-modal-field input.is-error {
    border-color: var(--color-danger);
    background: rgba(192, 57, 43, 0.04);
}

.miyabi-modal-field input[readonly] {
    background: var(--bg-light);
    color: var(--text-secondary);
    cursor: not-allowed;
}

/* ============ パスワード表示切替 ============ */
.miyabi-modal-password-wrap {
    position: relative;
}

.miyabi-modal-password-wrap input {
    padding-right: 48px;
}

.miyabi-modal-password-toggle {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    color: var(--text-tertiary);
    cursor: pointer;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s ease, color 0.15s ease;
    padding: 0;
}

.miyabi-modal-password-toggle:hover {
    background: var(--bg-light);
    color: var(--color-purple);
}

.miyabi-modal-password-toggle.is-active {
    color: var(--color-purple);
}

/* ============ チェックボックス（規約同意） ============ */
.miyabi-modal-checkbox-field {
    margin-top: 4px;
}

.miyabi-modal-checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 500;
}

.miyabi-modal-checkbox-label input[type="checkbox"] {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    margin: 0;
    margin-top: 2px;
    accent-color: var(--color-purple);
    cursor: pointer;
}

.miyabi-modal-checkbox-label a {
    color: var(--color-purple);
    font-weight: 700;
    text-decoration: underline;
}

/* ============ エラーメッセージ ============ */
.miyabi-modal-error {
    display: none;
    font-size: 12px;
    color: var(--color-danger);
    line-height: 1.5;
    padding-left: 4px;
}

.miyabi-modal-error.is-visible {
    display: block;
}

/* メアド入力欄の補足ヒント（パスワードはメールで設定する旨の案内） */
.miyabi-modal-hint {
    display: block;
    font-size: 12px;
    color: var(--color-text-muted, #6B5E8A);
    line-height: 1.5;
    padding: 4px 4px 0 4px;
}

.miyabi-modal-error-global {
    text-align: center;
    padding: 8px 12px;
    background: rgba(192, 57, 43, 0.08);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(192, 57, 43, 0.2);
    margin-bottom: 4px;
}

.miyabi-modal-error-global.is-visible {
    display: block;
}

/* ============ アクション ============ */
.miyabi-modal-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 8px;
}

.miyabi-modal-submit.is-loading {
    opacity: 0.7;
    cursor: not-allowed;
    pointer-events: none;
}

.miyabi-modal-submit.is-loading::after {
    content: '…';
}

/* ============ フッター ============ */
.miyabi-modal-foot {
    text-align: center;
    margin: 16px 0 0;
    font-size: 13px;
    color: var(--text-tertiary);
}

.miyabi-modal-foot a {
    color: var(--color-purple);
    font-weight: 700;
}

/* ============ レスポンシブ ============ */
@media (max-width: 480px) {
    .miyabi-modal {
        padding: 0;
        align-items: flex-end;
    }
    .miyabi-modal-box {
        max-width: none;
        border-radius: var(--radius-xl) var(--radius-xl) 0 0;
        padding: 28px 20px 24px;
        animation: miyabi-modal-slide-up 0.3s ease-out;
    }
    @keyframes miyabi-modal-slide-up {
        from {
            transform: translateY(100%);
        }
        to {
            transform: translateY(0);
        }
    }
}

/* ============ body スクロール抑止 ============ */
body.miyabi-modal-open {
    overflow: hidden;
}